account_settings: hide the device linking button for jams account

GitLab: #1369
Change-Id: I03a7417c6d4e768a2ce3563fe8d08d19cd620356

jami-android/app/src/main/java/cx/ring/account/JamiAccountSummaryFragment.kt

@@ -236,6 +236,7 @@ class JamiAccountSummaryFragment :
             binding.userPhoto.setOnClickListener { profileContainerClicked(account) }
             binding.linkedDevices.text = account.deviceName
             setLinkedDevicesAdapter(account)
+            binding.linkNewDevice.visibility = if (account.hasManager()) View.GONE else View.VISIBLE
             mAccountHasPassword = account.hasPassword()
             mBinding!!.accountSwitch.setCheckedSilent(account.isEnabled)
             binding.accountAliasTxt.text = getString(R.string.profile)